Kendrick 2002.

Methods	Randomised, double‐blind, cross‐over study
Participants	N = 41 (38M/3F). 27 completed the study. Mean age: 52.4 years; BMI: 32.3kg/m2; ESS 13.9 Eligibility criteria not provided
Interventions	Auto‐CPAP versus fixed CPAP Study duration: 2 x 2‐week treatment periods
Outcomes	Machine usage Sympotoms (ESS) AHI Mean pressure for treatment Quality of life (SF‐36)
Funding & conflicts of interest statements	Not available (conference abstract)
Notes
Risk of bias
Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	Unclear risk	Information not available
Allocation concealment (selection bias)	Unclear risk	Information not available
Blinding of participants and personnel (performance bias) Machine usage, symptoms, quality of life, withdrawal, adverse effects	Unclear risk	Information not available
Blinding of participants and personnel (performance bias) AHI, blood pressure, treatment pressure	Unclear risk	Information not available
Blinding of outcome assessment (detection bias) Machine usage, symptoms, quality of life, withdrawal, adverse effects	Unclear risk	Information not available
Blinding of outcome assessment (detection bias) AHI, blood pressure, treatment pressure	Unclear risk	Information not available
Incomplete outcome data (attrition bias) All outcomes	Unclear risk	Information not available
Selective reporting (reporting bias)	Unclear risk	Information not available
Other bias	Unclear risk	Information not available